2006 'LS4' 5



|2006 "LS4" 5.3L V8 ( LS4 ) | |

|Type: |5.3L Gen IV V8 Small Block |

|Displacement: |5328cc (325 ci) |

|Compression ratio: |10:1 |

|Valve configuration: |overhead valves (2 valves per cylinder) |

|Assembly site: |St. Catharines, Ontario, Canada |

|Valve lifters: |hydraulic roller |

|Firing order: |1 - 8 - 7 - 2 - 6 - 5 - 4 - 3 |

|Bore x stroke: |96.0 x 92.0 mm |

|Fuel system: |sequential fuel injection |

|Fuel Type: |Premium Fuel recommended |

|Ignition System: |Coil-near-plug |

|Application: |Horsepower: hp ( kw ) |

|Chevrolet Impala SS |303 hp (226 kw) @ 5600 rpm |

|Chevrolet Monte Carlo SS | |

|Pontiac Grand Prix GXP | |

|Application: |Torque: lb-ft. ( Nm ) |

|Chevrolet Impala SS |323 lb-ft (438 Nm ) @ 4400 rpm |

|Chevrolet Monte Carlo SS | |

|Pontiac Grand Prix GXP | |

|Fuel shut off: |6100 rpm |

|Emissions controls: |catalytic converter |

| |three-way catalyst |

| |positive crankcase ventilation |

|MATERIALS | |

|Block: |cast aluminum |

|Cylinder head: |cast aluminum |

|Intake manifold: |composite |

|Exhaust manifold: |cast nodular iron |

|Main bearing caps: |powder metal |

|Crankshaft: |cast nodular iron with undercut and rolled fillets |

|Camshaft: |hollow steel |

|Connecting rods: |powder metal |

|Additional features: |extended life spark plugs |

| |extended life coolant |

| |oil level sensor |

| |Oil Life System |

| |Active Fuel Management |

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